diff options
| author | Ricardo Ribalda <ribalda@chromium.org> | 2023-07-19 13:01:04 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-07-25 17:40:54 +0200 |
| commit | 9fd10829a9eb482e192a845675ecc5480e0bfa10 (patch) | |
| tree | e9d490d9b89b52d3095a9678f2c617625917cb64 /drivers/usb | |
| parent | 57111552a5284533282199ba20d0e264f4ed28bc (diff) | |
usb: xhci-mtk: set the dma max_seg_size
Allow devices to have dma operations beyond 64K, and avoid warnings such
as:
DMA-API: xhci-mtk 11200000.usb: mapping sg segment longer than device claims to support [len=98304] [max=65536]
Fixes: 0cbd4b34cda9 ("xhci: mediatek: support MTK xHCI host controller")
Cc: stable <stable@kernel.org>
Tested-by: Zubin Mithra <zsm@chromium.org>
Reported-by: Zubin Mithra <zsm@chromium.org>
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Link: https://lore.kernel.org/r/20230628-mtk-usb-v2-1-c8c34eb9f229@chromium.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/host/xhci-mtk.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c index 51d9d4d4f6a5..bbdf1b0b7be1 100644 --- a/drivers/usb/host/xhci-mtk.c +++ b/drivers/usb/host/xhci-mtk.c @@ -586,6 +586,7 @@ static int xhci_mtk_probe(struct platform_device *pdev) } device_init_wakeup(dev, true); + dma_set_max_seg_size(dev, UINT_MAX); xhci = hcd_to_xhci(hcd); xhci->main_hcd = hcd; |